<!doctype html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport"
          content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
        .testBox {
            width: 300px;
            height: 300px;
            margin: 30px auto;
            outline: solid 1px;
            position: relative;
            overflow: hidden;
        }

        .putBox {
            position: absolute;
            width: 100%;
            background-color: red;
        }

        canvas {
            outline: solid 1px;
        }

        .content {
            width: 100px;
            height: 100px;
            display: flex;
            outline: solid 1px;
        }

        @keyframes note {
            0% {
                background-color: transparent;
            }
            50% {
                background-color: red;
            }
            100% {
                background-color: transparent;
            }
        }

        .box {

            animation-fill-mode: forwards;
            animation-duration: 1s;
        }
    </style>
</head>
<body>
<button class="get">get</button>
<div class="box">123123</div>
<p>✍</p>
<button class="get2">get2</button>
<div class="content" style="display: flex"></div>
</body>

<!--<script src="test.js"></script>-->
<script>
    // 点一下就播放一下动画的效果
    let box = document.querySelector(".box");



    document.querySelector(".get").onclick = function () {

    }


</script>
</html>
